What is 1 with 81 zeros?

Learn how to shorten, say, and write 1 with 81 zeros!

In Numbers
1 with 81 zeros written out with all the zeros looks like this:

1 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000

10 to the Power Of
This is how to write 1 with 81 zeros to ten to the power of:

1 x 10⁸¹

Scientific e Notation
You can also shorten 1 with 81 zeros down further to Scientific e Notation as follows:

1e81

Verbally
However, what most want to know, is how to read and say it correctly. The number 1 with 81 zeros is:

One Sexvigintillion

Big Numbers
Enter another number and how many zeros it has here:

What is 1 with 82 zeros?
Check out the next big number on our list that we tackled.